mutter/tests/test-threads.c
Tomas Frydrych f8de77ac92 2007-10-16 Tomas Frydrych <tf@o-hand.com>
* clutter.symbols:
	Added a bunch of missing symbols.
	
	* clutter/clutter-script.c:
	* json/json-node.c:
	Use g_slice_new0 instead of g_slice_new to avoid passing garbage to functions.
	
	* tests/test-threads.c:
	Replaced non-portable sleep() with g_usleep().
2007-10-16 08:34:16 +00:00

207 lines
4.8 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <clutter/clutter.h>
typedef struct
{
ClutterActor *stage;
ClutterActor *label;
ClutterTimeline *timeline;
volatile gboolean cancelled;
} TestThreadData;
static TestThreadData *
test_thread_data_new (void)
{
TestThreadData *data;
data = g_new0 (TestThreadData, 1);
return data;
}
static void
test_thread_data_free (TestThreadData *data)
{
g_object_unref (data->label);
g_object_unref (data->stage);
g_object_unref (data->timeline);
g_free (data);
}
static gboolean
test_thread_done_idle (gpointer user_data)
{
TestThreadData *data = user_data;
g_print ("Thread completed\n");
clutter_label_set_text (CLUTTER_LABEL (data->label), "Completed");
clutter_timeline_stop (data->timeline);
test_thread_data_free (data);
return FALSE;
}
static GStaticPrivate test_thread_data = G_STATIC_PRIVATE_INIT;
typedef struct
{
gint count;
TestThreadData *thread_data;
} TestUpdate;
static gboolean
update_label_idle (gpointer data)
{
TestUpdate *update = data;
gchar *text;
text = g_strdup_printf ("Count to %d", update->count);
clutter_label_set_text (CLUTTER_LABEL (update->thread_data->label), text);
g_free (text);
g_free (update);
return FALSE;
}
static void
do_something_very_slow (void)
{
TestThreadData *data;
gint i;
data = (TestThreadData *) g_static_private_get (&test_thread_data);
if (data->cancelled)
return;
for (i = 0; i < 100; i++)
{
/* sleep for a while */
g_usleep((rand() / (RAND_MAX / 3) + 1) * 1000000);
if ((i % 10) == 0)
{
TestUpdate *update;
update = g_new (TestUpdate, 1);
update->count = i;
update->thread_data = data;
clutter_threads_add_idle (update_label_idle, update);
}
}
}
static gpointer
test_thread_func (gpointer user_data)
{
TestThreadData *data;
data = user_data;
g_static_private_set (&test_thread_data, data, NULL);
do_something_very_slow ();
clutter_threads_add_idle (test_thread_done_idle, data);
return NULL;
}
static ClutterTimeline *timeline = NULL;
static ClutterActor *count_label = NULL;
static void
on_key_press_event (ClutterStage *stage,
ClutterKeyEvent *event,
gpointer user_data)
{
TestThreadData *data;
switch (clutter_key_event_symbol (event))
{
case CLUTTER_s:
clutter_timeline_start (timeline);
data = test_thread_data_new ();
data->stage = g_object_ref (stage);
data->label = g_object_ref (count_label);
data->timeline = g_object_ref (timeline);
g_thread_create (test_thread_func, data, FALSE, NULL);
break;
case CLUTTER_q:
clutter_main_quit ();
break;
}
}
int
main (int argc, char *argv[])
{
ClutterActor *stage;
ClutterActor *label;
ClutterActor *rect;
ClutterColor stage_color = { 0xcc, 0xcc, 0xcc, 0xff };
ClutterColor rect_color = { 0xee, 0x55, 0x55, 0x99 };
ClutterBehaviour *behaviour;
g_thread_init (NULL);
clutter_threads_init ();
clutter_threads_enter ();
clutter_init (&argc, &argv);
stage = clutter_stage_get_default ();
clutter_stage_set_color (CLUTTER_STAGE (stage), &stage_color);
clutter_actor_set_size (stage, 800, 600);
count_label = clutter_label_new_with_text ("Mono 16", "Counter");
clutter_actor_set_position (count_label, 350, 50);
clutter_actor_show (count_label);
label = clutter_label_new_with_text ("Mono 16", "Press 's' to start");
clutter_actor_set_position (label, 50, 50);
clutter_actor_show (label);
rect = clutter_rectangle_new_with_color (&rect_color);
clutter_actor_set_position (rect, 150, 150);
clutter_actor_set_size (rect, 25, 25);
clutter_actor_show (rect);
clutter_container_add (CLUTTER_CONTAINER (stage),
count_label, label,
rect,
NULL);
timeline = clutter_timeline_new (150, 50);
clutter_timeline_set_loop (timeline, TRUE);
behaviour = clutter_behaviour_rotate_new (clutter_alpha_new_full (timeline,
CLUTTER_ALPHA_SINE,
NULL, NULL),
CLUTTER_Z_AXIS,
CLUTTER_ROTATE_CW,
0.0, 360.0);
clutter_behaviour_apply (behaviour, rect);
g_signal_connect (stage,
"button-press-event", G_CALLBACK (clutter_main_quit),
NULL);
g_signal_connect (stage,
"key-press-event", G_CALLBACK (on_key_press_event),
NULL);
clutter_actor_show (stage);
clutter_main ();
clutter_threads_leave ();
g_object_unref (behaviour);
g_object_unref (timeline);
return EXIT_SUCCESS;
}